謝孟媛英語音標發音視頻第18集 Unit 3自然發音第二講，也就是26個英文字母在音標中的發音詳解，這里是自然發音中的特殊情況，也就是發音和一般情況不一樣，產生了變化。
※ dog god
[i]→e: we
ee: feet, see
ea: heat, flea
y: lady, easy
ie: field, thief
[i]→i: dig, milk
y:gu,, dirty
[e]→a..e: name, lake
ai: nail, rain
ay: day, way
ea: steak, great
[]→e: bed, cell
ea: bread, head
e..e: sense, fence
[]→a: cat, flag
[a]→o: lock, clock
a: watch, arm
[]→o(r): for, door
a(l): talk, walk
a(ll): ball, tall
ay: cause, pause
aw: saw, law
[u]→oo: book, cook
u: put, push
[u]→oo: moon, food
u: ruby, July
ue: blue, true
ew: flew, blew
u-e: rule, flute
[]→u: duch, fun
o: son, come
ou: double, southern
[]→a: ago, about
e: queit, happen
i: direct, possible
o: today, second
u: circus, album
[]→er: after, sister
or: tailor, actor
[]→ur: burn, fur
er: clerk, verb
ir: bird, girl
[ai]→i..e: bike, kite
y: cry, dry
i: child, kind
ie: die, pie
igh: night, right
[au]→ou: cloud, houst
ow: cow, down
[]→oi: coin, point
oy: boy, enjoy
子音
[k]→c: cat, cot, cut
k: key, king
ck: luck, back
lk: talk, walk
q(在u之前): queen, quit
[g]→g: 在a, o, u或者其它子音前
gate, got, green
在字尾：bag, dog
gh: ghost
[f]→f: fan, five
ff: muffin, off
ph: phone, photo
if: shelf, half
gh:（在au, ou）之后， laugh, enough
[s]→C（在i, e, y之前）：circle, cent, cycle
s: sun, bus
ss: boss, kiss
[]→sh: shark, fish
※若s和h出現在不同音節，不這么發,如：dishonor,
ti: nation, station
sci: conscience
ch:(常出現在法國字演變成的英文字) chef, chalet
ssi: mission
s: sure, sugar
si: mansion
[]→th: thin, bath
[]→th: that, gather
※但Thomas, thyme
